FR2300367A1 - Procede et dispositifs opto-electroniques de reperage ou d'asservissement - Google Patents

Procede et dispositifs opto-electroniques de reperage ou d'asservissement

Info

Publication number
FR2300367A1
FR2300367A1 FR7503928A FR7503928A FR2300367A1 FR 2300367 A1 FR2300367 A1 FR 2300367A1 FR 7503928 A FR7503928 A FR 7503928A FR 7503928 A FR7503928 A FR 7503928A FR 2300367 A1 FR2300367 A1 FR 2300367A1
Authority
FR
France
Prior art keywords
pair
photoreceivers
control system
optical
displacement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7503928A
Other languages
English (en)
French (fr)
Other versions
FR2300367B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to FR7503928A priority Critical patent/FR2300367A1/fr
Priority to CH156376A priority patent/CH612501A5/xx
Publication of FR2300367A1 publication Critical patent/FR2300367A1/fr
Application granted granted Critical
Publication of FR2300367B1 publication Critical patent/FR2300367B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B1/00—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values
    • G05B1/01—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric
    • G05B1/04—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric with sensing of the position of the pointer of a measuring instrument
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Length Measuring Devices By Optical Means (AREA)
FR7503928A 1975-02-07 1975-02-07 Procede et dispositifs opto-electroniques de reperage ou d'asservissement Granted FR2300367A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7503928A FR2300367A1 (fr) 1975-02-07 1975-02-07 Procede et dispositifs opto-electroniques de reperage ou d'asservissement
CH156376A CH612501A5 (en) 1975-02-07 1976-02-04 Optoelectronic device for measuring a dimensional variation or the displacement of an object

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7503928A FR2300367A1 (fr) 1975-02-07 1975-02-07 Procede et dispositifs opto-electroniques de reperage ou d'asservissement

Publications (2)

Publication Number Publication Date
FR2300367A1 true FR2300367A1 (fr) 1976-09-03
FR2300367B1 FR2300367B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-03-10

Family

ID=9150943

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7503928A Granted FR2300367A1 (fr) 1975-02-07 1975-02-07 Procede et dispositifs opto-electroniques de reperage ou d'asservissement

Country Status (2)

Country Link
CH (1) CH612501A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2300367A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0423104A1 (fr) * 1989-10-13 1991-04-17 Claude Poulain Procédé de détection du positionnement relatif d'un indicateur à aiguille, et dispositif électronique permettant de le mettre en oeuvre

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0423104A1 (fr) * 1989-10-13 1991-04-17 Claude Poulain Procédé de détection du positionnement relatif d'un indicateur à aiguille, et dispositif électronique permettant de le mettre en oeuvre

Also Published As

Publication number Publication date
CH612501A5 (en) 1979-07-31
FR2300367B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-03-10

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Legal Events

Date Code Title Description
ST Notification of lapse